Branch image pickup and view system

Details Branch image pickup and view system Branch image pickup and view system

1997-06-04

2000-06-27

Nguyen, Thong

Optical: systems and elements

Compound lens system

Telescope

359362, 359434, 348335, G02B 2300

Patent

active

060813741

ABSTRACT:
A branch image pickup and view system includes an objective lens system, an eyepiece lens system through which an image formed by the objective lens system is viewed, an image pickup surface which is adapted to pick up an image formed by the objective lens system, an optical separation system provided behind the objective lens system to split a bundle of light into a light bundle for the image pickup surface and a light bundle for the eyepiece lens system, an optical reduction system which is provided between the optical separation system and the image pickup surface, a condenser lens which is provided in the optical separation system to relay an image formed by the objective lens system to the eyepiece lens system, and an optical enlargement system which is provided between the optical separation system and the condenser lens.

REFERENCES:
patent: 4525744 (1985-06-01), Nakamura et al.
patent: 4730199 (1988-03-01), Ikemori et al.
patent: 4839314 (1989-06-01), Boudot et al.
patent: 4953029 (1990-08-01), Morimoto et al.
patent: 4992809 (1991-02-01), Nozaki et al.
patent: 5231534 (1993-07-01), Kato
patent: 5848308 (1998-12-01), Kawamura

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